F5 Inc vs Zscaler Inc — how do they compare? F5 Inc trades at $406.01 (market cap $23.79B), while Zscaler Inc trades at $147.49 (market cap $23.96B). The key difference: F5 Inc and Zscaler Inc are close in size by market cap, and F5 Inc is trading nearer its 52-week high, Zscaler Inc nearer its low. Which is the better fit depends on your goals.
| FFIV | ZS | |
|---|---|---|
Market Cap | $23.79B | $23.96B |
Sector | Technology | Technology |
52-Week High | $431.26 | $336.27 |
52-Week Low | $223.99 | $118.05 |
Enterprise Value | $22.60B | $22.29B |
Signals from Pluang's Aura AI — not financial advice
F5 Networks (FFIV) trades at $419.00, down 2.84% on the day, but remains in a bullish technical trend above key support levels. The company demonstrates strong fundamental momentum with revenue growth to $3.09B in 2025 and consistent earnings beats, including a recent Q1 2026 EPS of $3.90 against a $3.46 expectation. Recent news highlights strategic expansion into AI security, including the acquisition of SurePath AI (GeekWire, 2026-06-26).
The outlook is supported by robust profitability and strategic positioning in application security, but elevated valuation multiples (P/E 34.61, P/S 7.6) and a high current price relative to the analyst consensus target of $397.00 present near-term valuation risk. The primary investment opportunity lies in the company's execution on its AI security platform growth, while risks include competitive pressures and the stock's premium pricing.
Zscaler (ZS) trades at $152.09, up 7.24% with strong technical momentum and bullish moving averages. The stock shows improving fundamentals with revenue growing from $1.1B in 2022 to $2.67B in 2025, though remains unprofitable with a -2.44% net margin. Recent earnings beats and 79% analyst buy ratings support optimism, but the stock faces class action investigations and AI infrastructure cost pressures.
ZS presents a growth opportunity in cybersecurity with Zero Trust adoption tailwinds, but profitability challenges and legal risks warrant caution. The consensus price target of $192.64 suggests 27% upside potential, though investors must weigh strong revenue growth against persistent losses and competitive pressures in the evolving AI security landscape.
Trailing returns across standard periods
Latest headlines on both assets
F5 is a market leader in the application delivery controller market. The company sells products for networking traffic, security, and policy management. Its products ensure applications are safely routed in efficient manners within on-premises data centers and across cloud environments. More than half of its revenue is based on providing services, and its three customer verticals are enterprises, service providers, and government entities. The Seattle-based firm was incorporated in 1996 and generates sales globally.
Read more on FFIV →Zscaler is a security-as-a-service firm that offers its customers cloud-delivered solutions for protecting user devices and data. The firm leverages its position in 150 colocation data centers to deliver traditionally appliance-based security functionality, such as firewalls and sandboxes, as a completely cloud-native platform. The firm focuses on large enterprise customers and offers two primary product suites: Zscaler Internet Access, which securely connects users to externally managed application and websites (such as Salesforce and Google), and Zscaler Private Access, which securely connects users to internally managed applications. Both product suites encompass a broad gamut of capabilities situated across the traditional security stack.
Read more on ZS →